US Bridges

SR 43 over I 59

Fair

Pearl River County, Mississippi · SR 43 over I 59 · Structure no. 310004305502320

Built
1963
62 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
286 ft
2 main spans
Daily traffic
15,000
2023 count
Owner
State
State Highway Agency

About this bridge

SR 43 over I 59 is a concrete continuous box beam or girders - single or spread carrying SR 43 over I 59 in Pearl River County, Mississippi. It was built in 1963, so it is 62 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 15,000 vehicles a day, roughly 5% of them trucks, projected to reach 15,000 by 2043. The structure is 286 ft (87.2 m) long and 81 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesSR 43
CrossesI 59
LocationSR 43 over I 59
RouteState Highway 43
Coordinates30.54311, -89.64938
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.8 US tons
Inventory rating55.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length286 ft (87.2 m)
Longest span82 ft (25 m)
Deck width81 ft (24.6 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2023)
Projected traffic15,000 by 2043
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$398 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 43 over I 59 built?

It was built in 1963, making it 62 years old in 2025.

What condition is SR 43 over I 59 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does SR 43 over I 59 carry?

About 15,000 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 43 over I 59?

The structure is 286 ft (87.2 m) long with a longest span of 82 ft (25 m) and a deck 81 ft wide.

Who owns SR 43 over I 59?

It is owned by the State Highway Agency.